Home / 263,207.61-363,225.45-142,349.04

Finding the Fourth Proportional to 263,207.61, 363,225.45 and 142,349.04

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Solution

The fourth proportional to 263,207.61, 363,225.45 and 142,349.04 is: 196,441.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,207.61 : 363,225.45 = 142,349.04 : x
  2. Step 2: Convert to fraction form
    263,207.61/363,225.45 = 142,349.04/x
  3. Step 3: Cross multiply
    263,207.61x = 363,225.45 × 142,349.04
  4. Step 4: Simplify right side
    263,207.61x = 51,704,794,111.07
  5. Step 5: Solve for x
    x = 51,704,794,111.07/263,207.61
  6. Step 6: Final answer
    x = 196,441.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.